<template>
  <el-card class="box-card">
    <el-tree
      :data="data"
      show-checkbox
      node-key="id"
      :default-expanded-keys="[2, 3]"
      :default-checked-keys="[5]"
      :props="defaultProps"
    >
    </el-tree>
  </el-card>
</template>

<script>
export default {
  data () {
    return {

    }
  },
  methods: {

  }
}
</script>

<style scoped lang="less">
.el-card {
  height: calc(100vh - 40px);
}
</style>
